Biomechanical Study of the Pullout Resistance in Screws of a Vertebral Fixation System

The purpose of this study was to investigate the effect of varying the outer diameter of screws of a vertebral fixation system by submitting them to mechanical tests and photoelasticity. The pullout mechanical test was performed in 20 swine lumbar vertebrae, divided into two groups based on the scre...

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Bibliographic Details
Main Authors: Sarah F. Fakhouri, Ariane Zamarioli, Célia R. G. Wichr, Cleudmar A. Araujo, Helton L. A. Defino, Antônio C. Shimano
Format: Article
Language:English
Published: SAGE Publishing 2011-01-01
Series:Advances in Mechanical Engineering
Online Access:https://doi.org/10.1155/2011/701263